CN107035958B - Porous metal material and its application - Google Patents
Porous metal material and its application Download PDFInfo
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- CN107035958B CN107035958B CN201610940403.3A CN201610940403A CN107035958B CN 107035958 B CN107035958 B CN 107035958B CN 201610940403 A CN201610940403 A CN 201610940403A CN 107035958 B CN107035958 B CN 107035958B
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- cell space
- connecting plate
- spliced eye
- side connecting
- plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S5/00—Other constructional members not restricted to an application fully provided for in a single class
Abstract
The present invention provides a kind of porous metal material and its application, wherein, porous metal material includes at least one metal unit cell space and at least one piece of splice plate, the upside and/or downside of the metal unit cell space are connected with the splice plate, the upper plate surface and or lower plate surface of the splice plate is connected with the metal unit cell space, is connected between the metal unit cell space and the splice plate by connected structure.It is to realize to connect by connected structure by the setting of connected structure, between metal unit cell space and splice plate, simplifies the splicing process between metal unit cell space.
Description
Technical field
The invention belongs to porous metal material technical field more particularly to a kind of porous metal material and its applications.
Background technique
Porous metal material is the multi-functional material of novel light that a kind of intrinsic silicon has a large amount of connections or non-intercommunicating pore hole
Material.Since in intrinsic silicon, there are a large amount of pore structures, so that porous metal material has the characteristic of lighting.But pore structure
Diversity and particularity, but make porous metal material have excellent mechanical performance, specific strength and specific stiffness with higher, compared with
High damping vibration attenuation and impact energy-absorbing efficiency, is widely used in the industry neck such as aerospace, automobile, the energy, chemical industry and building
Domain.Porous metal material has a wide range of applications in the numerous areas such as the development of the national economy and national defence high-tech.
There are many division methods for porous metal material: by the arrangement mode of metal unit cell space, can be divided into two-dimensional honeycomb
Shape porous metals and three-dimensional foam-like porous metal；By the distribution situation of metal unit cell space, Gasarite can be divided into
With irregular porous metals.
Wherein, for porous metal material, there are a variety of different preparation methods.According to it is required processing metal phase,
These methods can be summarized as to three categories, be the liquid metal method of forming, Powder metal compaction method and metal plastic forming respectively
Method.
The liquid metal method of forming is mainly the forming method for utilizing liquid metal to cast, by the solidification for controlling metal casting
Process is blown into gas or incorporation foaming agent, the processing preparation of Lai Shixian porous metals in process of setting into molten metal.Base
In this process, the different technique such as direct air blast and foam melt method is derived.But this liquid metal method of forming
Void shape generated and size are difficult to control, mainly for the preparation of irregular porous metals.
Powder metal compaction method mainly mainly has powder using metal powder as raw material to prepare porous metals
The methods of sintering and increasing material manufacturing.Powder sintering is then the preparatory compression moulding of metal powder is reheated and is sintered together.
The porous metals intensity that this technique processes is lower, and is still irregular porous metals.Increasing material manufacturing is a kind of new
The method for preparing porous metals of type, is currently used primarily in the porous metals of titanium alloy, can produce porous metal material.But
It is limited to the operational characteristic of increasing material manufacturing, this method is not suitable for extensive mass manufacture, is only used for the research and development of raw product,
And production cost is higher.
Metal plastic forming fado is used for the preparation of two-dimensional honeycomb.The metal of single layer is rolled out first with roller
Cellular board, then by way of gluing or welding metal honeycomb plate is stacked together, prepare the honeycomb of two-dimensional structure.
Although the above method is still main in conclusion existing a variety of methods prepare porous metal material at present
For the preparation of irregular porous metals, the structure of metal unit cell space can simultaneously be effectively controlled.Moreover, existing rule
Porous structure mainly realizes splicing by welding between metal unit cell space or splicing, and splicing process is relatively complicated
It is complicated.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of porous metal material is provided, is intended to
Solve the problems, such as that splicing process is relatively complicated complicated between metal unit cell space.
The present invention is implemented as follows:
A kind of porous metal material, including at least one metal unit cell space and at least one piece of splice plate, the metal
The upside and/or downside of unit cell space are connected with the splice plate, and the upper plate surface and or lower plate surface connection of the splice plate is
Metal unit cell space is stated, is connected between the metal unit cell space and the splice plate by connected structure.
Optionally, the metal unit cell space includes at least one cell space subelement, and the cell space subelement includes upside
Connecting plate, with the upper side connecting plate lower side connecting plate disposed in parallel and for connect the upper side connecting plate and it is described under
The middle connecting plate of side connecting plate, the upper side connecting plate at least offer first spliced eye, and first spliced eye
The middle connecting plate is avoided in the upright projection of the upper side connecting plate, the lower side connecting plate at least offers one
Two spliced eyes, and each second spliced eye avoids the middle connecting plate in the projection of the lower side connecting plate；
The splice plate is convexly equipped in a plate face and is used for and first spliced eye when connecting with the upper side connecting plate
Position is correspondingly arranged and first plug connector mating with first spliced eye, another plate face be convexly equipped with it is described under
For being correspondingly arranged with second grafting hole site and mating the with second spliced eye when side connecting plate connects
Two plug connectors.
Optionally, the metal unit cell space includes the two cell space subelements, and the two cell space subelements are Z-shaped to be set
It sets, and by the two upper side connecting plate connections and is symmetrical arranged.
Optionally, in any metal unit cell space, the two cell space subelement split settings.
Optionally, the upper side connecting plate offers first spliced eye, and first spliced eye is in strip
Hole setting, two first spliced eyes are described to be centrosymmetric setting at two upper side connecting plates connection centers as midpoint
Lower side connecting plate opens up two second spliced eyes, and four first spliced eyes connect center with the two upper side connecting plates
Locate the setting that is centrosymmetric for midpoint；
The splice plate is set in the corresponding position with any first spliced eye there are two first plug connector, and
The hole that the outer diameter of two first plug connectors is substantially equal to first spliced eye is wide, and the splice plate is in any described second
The corresponding position of spliced eye is equipped with second plug connector.
Optionally, the splice plate is arranged in rectangle or rectangle, and four first plug connectors are several with the splice plate
What central point center symmetric setting, four second plug connectors are with the splice plate geometric center point center symmetric setting.
Optionally, first plug connector is identical as the size of the second plug connector, size, first spliced eye with it is described
Size, the size of second spliced eye are identical, and in any splice plate, four first spliced eyes respectively with the born of the same parents
Second plug connector of body subelement connects, four second spliced eyes the first plug connector with a cell space subelement respectively
Connection.
Optionally, first spliced eye and second spliced eye are formed by punching technology.
Optionally, first plug connector and the second plug connector are arranged in a tubular form.
The present invention also applies above-mentioned porous metal material in aerospace, high-speed rail, automobile energy-absorbing equipment, ship, aviation
Space flight, architectural acoustics equipment, it is heat-insulated, electromagnetic shielding equipment and precision machine tool and instrumentation field in.
Based on structure of the invention, the upper face of splice plate is connect with a metal unit cell space, and the lower face of splice plate
It connect the connection realized between metal unit cell space and splice plate with another metal unit cell space, thus realizes two metal units
Connection between cell space, wherein be to realize to connect by connected structure between metal unit cell space and splice plate, relative to existing
There is technology to weld or be glued, simplifies the splicing process between metal unit cell space.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of splicing state of porous metal material metal unit cell space and splice plate provided in an embodiment of the present invention
Structural schematic diagram；
Fig. 2 is the second spliced eye of Fig. 1 state and the cross-sectional view of the second plug connector；
Fig. 3 is the exploded view of Fig. 1；
Fig. 4 is another viewing angle constructions schematic diagram of Fig. 1；
Fig. 5 is the exploded view of Fig. 4；
Fig. 6 is another splicing of metal unit cell space and splice plate in porous metal material provided in an embodiment of the present invention
Arrangement architecture schematic diagram；
Fig. 7 is the exploded view of Fig. 6；
Fig. 8 is the using state structure diagram of Fig. 6 splicing arrangement.
Drawing reference numeral explanation:
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner" and "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
The embodiment of the present invention provides a kind of porous metal material.
As shown in Figures 1 to 8, which includes at least one metal unit cell space 100 and at least one piece
Splice plate 200, the upside and/or downside of metal unit cell space 100 are connected with splice plate 200, the upper face of splice plate 200 and/
Or lower face is connected with metal unit cell space 100, is connected between metal unit cell space 100 and splice plate 200 by connected structure,
Wherein, connected structure includes slotted hole structure and the hinge pedestal structure mating with slotted hole structure, in specific implementation, slotted hole structure
It can be opened in metal unit cell space 100 or splice plate 200, and hinge pedestal structure is then accordingly set to splice plate 200 or metal list
First cell space 100.Based on this structure, the upper face of splice plate 200 is connect with a metal unit cell space 100, and under splice plate 200
The connection between metal unit cell space 100 and splice plate 200 is realized in plate face and the connection of another metal unit cell space 100, thus
Realize the connection between two metal unit cell spaces 100, wherein be to pass through grafting between metal unit cell space 100 and splice plate 200
Structure realizes connection, and that is to say only need to weld hinge pedestal structure grafting slotted hole structure compared with the existing technology or be glued,
The present invention simplifies the splicing process between metal unit cell space 100.Certainly, when splice plate 200 is in top or bottom, splicing
200 upper face of plate or lower surface can not have to be connected with metal unit cell space 100.
In embodiments of the present invention, as shown in Fig. 1 to 5, metal unit cell space 100 includes at least one cell space subelement
110, cell space subelement 110 include upper side connecting plate 111, with upper side connecting plate 111 lower side connecting plate 113 disposed in parallel and
For connecting the middle connecting plate 112 of upper side connecting plate 111 and lower side connecting plate 113, upper side connecting plate 111 at least offers one
A first spliced eye 101, and the first spliced eye 101 avoid middle connecting plate 112 upper side connecting plate 111 upright projection this
Sample can avoid middle connecting plate 112 and interfere process tool, downside during carrying out machine-shaping to the first spliced eye 101
Connecting plate 113 at least offers second spliced eye 102, and each second spliced eye 102 avoids middle connecting plate 112 under
The projection of side connecting plate 113, in this way, also can avoid intermediate connection during carrying out machine-shaping to the second spliced eye 102
Plate 112 interferes process tool；Splice plate 200 is convexly equipped with when connecting with upper side connecting plate 111 in a plate face for inserting with first
It connects 101 position of hole to be correspondingly arranged and first plug connector 201 mating with the first spliced eye 101, be convexly equipped in another plate face
When being connect with lower side connecting plate 113 for being correspondingly arranged with 102 position of the second spliced eye and matching with 102 grafting of the second spliced eye
The second plug connector 202 closed.Based on this structure, the upper side and lower side of metal unit cell space 100 can be connect with splice plate 200,
The upper face and lower face of splice plate 200 can also be connect with metal unit cell space 100, in this way, can at least allow metal unit born of the same parents
Body 100 and splice plate 200 successively alternative splicing in the up-down direction.
Wherein, the first spliced eye 101 and the second spliced eye 102 are the slotted hole structure in connected structure, and the first plug connector
201 and second plug connector 202 be connected structure in hinge pedestal structure.
Specifically, as shown in Fig. 1 to 5, metal unit cell space 100 includes two cell space subelements 110, two cell space subelements
110 Z-shaped settings, and pass through the connection of side connecting plate 111 on two and be symmetrical arranged.Based on this, the molding of cell space subelement 110
Mode can use a block of metal plate, first be bent, be bent into Z, similar origami structure pattern, then again to first
Spliced eye 101 and the second spliced eye 102 are punched out molding.Wherein, using bending technique, middle connecting plate 112 connects with upside
Fishplate bar 111, lower side connecting plate 113 are wholely set, middle connecting plate 112 and upper side connecting plate 111, lower side connecting plate 113 it
Between connective stability it is preferable, and specific strength with higher and specific stiffness and higher damping vibration attenuation and impact energy-absorbing effect
Energy.
Further, in any metal unit cell space 100, two cell space subelements, 110 split settings.In this way, producing
Cheng Zhong can simplify the production difficulty of metal unit cell space 100, improve production efficiency.
Among the above, the first spliced eye 101 and the second spliced eye 102 are formed by punching technology.
In embodiments of the present invention, upper side connecting plate 111 offers first spliced eye 101, and the first spliced eye 101
It is arranged in strip hole, two first spliced eyes 101 are connected using side connecting plate 111 on two and are centrosymmetric setting at center as midpoint,
Any lower side connecting plate 113 opens up two the second spliced eyes 102, and four the first spliced eyes 101 are connected with side connecting plate 111 on two
It is centrosymmetric setting at center for midpoint；There are two splice plate 200 is set in the corresponding position with any first spliced eye 101
First plug connector 201, and the outer diameter of two first plug connectors 201 be substantially equal to the first spliced eye 101 hole it is wide, splice plate 200 in
Second plug connector 202 is equipped with the corresponding position of any second spliced eye 102.
Based on this, further, as shown in Figure 6 to 8, first plug connector 201 is big with the second plug connector 202
It is small, size is identical, first spliced eye 101 is identical as size, the size of second spliced eye 102, and any splice plate
In 200, four the first plug connectors 201 are connect with the second spliced eye 201 of a cell space subelement 110 respectively, four the second grafting
Part 202 is connect with the first spliced eye 101 of a cell space subelement 110 respectively.In this way, 100 He of metal unit cell space can allow
Splice plate 200 is in front-rear direction and left and right directions successively alternative splicing.Based on above-mentioned all structures, 100 He of metal unit cell space
Realized between splice plate 200 up and down, left and right and splice in the front-back direction, and there is certain rule, make the porous metal material
As regular metal material.
Splice plate 200 is square, four the first plug connectors 201 with 200 geometric center point center symmetric setting of splice plate,
Four the second plug connectors 202 are with 200 geometric center point center symmetric setting of splice plate.Wherein, splice plate 200 is rectangle, and is spelled
Fishplate bar 200 can carry out arrangement splicing in both directions, and be not limited to a direction arrangement splicing.
Certainly, in other embodiments, splice plate 200 can be rectangle setting, can be by one splicing in splicing
The specific direction of kind carries out arrangement splicing.
In embodiments of the present invention, the first plug connector 201 and the second plug connector 202 are arranged in a tubular form.Based on this structure,
Following technique production molding can be used in the molding of first plug connector 201 and the second plug connector 202, specifically:
Firstly, can to splice plate 200 the corresponding position of the first plug connector 201 and the second plug connector 202 stamp out it is pre- at
Type hole, the hole of the pre-formed hole less than the first plug connector 201 outer diameter, again smaller than the outer diameter of the second plug connector 202；
Secondly, so that the side of pre-formed hole is carried out flange with the curved lever punching press greater than pre-formed hole to pre-formed hole again, from
And form corresponding first plug connector 201 or the second plug connector 202.Based on this, it is known that using structure in conjunction with this manufacture craft,
Be conducive to mass production splice plate 200, to be also beneficial to the mass production porous metal material.
Based on above-mentioned porous metal material, can be used in aerospace, high-speed rail, automobile energy-absorbing equipment, ship, aviation
Space flight, architectural acoustics equipment, it is heat-insulated, electromagnetic shielding equipment and precision machine tool and instrumentation field in.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within principle.
Claims (9)
1. a kind of porous metal material, which is characterized in that including at least one metal unit cell space and at least one piece of splice plate,
The upside and/or downside of the metal unit cell space are connected with the splice plate, the upper plate surface and or lower plate surface of the splice plate
It is connected with the metal unit cell space, is connected between the metal unit cell space and the splice plate by connected structure；
The metal unit cell space includes at least one cell space subelement, and the cell space subelement includes upper side connecting plate and institute
State side connecting plate lower side connecting plate disposed in parallel and for connecting the upper side connecting plate and the lower side connecting plate
Middle connecting plate, the upper side connecting plate at least offer first spliced eye, and described in first spliced eye avoids
For middle connecting plate in the upright projection of the upper side connecting plate, the lower side connecting plate at least offers second spliced eye,
And each second spliced eye avoids the middle connecting plate in the projection of the lower side connecting plate；
The splice plate is convexly equipped in a plate face and is used for and first grafting hole site when connecting with the upper side connecting plate
It is correspondingly arranged and first plug connector mating with first spliced eye, is convexly equipped in another plate face and connects with the downside
Fishplate bar connect when for be correspondingly arranged with second grafting hole site and with second spliced eye it is mating second insert
Fitting.
2. porous metal material as described in claim 1, which is characterized in that the metal unit cell space includes two cell spaces
Subelement, the two Z-shaped settings of cell space subelement, and by the two upper side connecting plate connections and be symmetrical arranged.
3. porous metal material as claimed in claim 2, which is characterized in that in any metal unit cell space, described in two
Cell space subelement split settings.
4. porous metal material as claimed in claim 2, which is characterized in that the upper side connecting plate offers one described
One spliced eye, and first spliced eye is arranged in strip hole, two first spliced eyes are connected with the two upper side connecting plates
It being centrosymmetric setting at center for midpoint, the lower side connecting plate opens up two second spliced eyes, and four described first
Spliced eye at two upper side connecting plates connection centers as midpoint to be centrosymmetric setting；
The splice plate is set in the corresponding position with any first spliced eye there are two first plug connector, and two institutes
State the first plug connector outer diameter be substantially equal to first spliced eye hole it is wide, the splice plate in any second grafting
The corresponding position in hole is equipped with second plug connector.
5. porous metal material as claimed in claim 4, which is characterized in that the splice plate is arranged in rectangle, described in four
For first plug connector with the splice plate geometric center point center symmetric setting, four second plug connectors are several with the splice plate
What central point center symmetric setting.
6. porous metal material as claimed in claim 5, which is characterized in that first plug connector is big with the second plug connector
It is small, size is identical, first spliced eye is identical as size, the size of second spliced eye, and in any splice plate,
Four first spliced eyes are connect with the second plug connector of a cell space subelement respectively, four second spliced eyes point
It is not connect with the first plug connector of a cell space subelement.
7. the porous metal material as described in any one of claim 2 to 6, which is characterized in that first spliced eye and institute
The second spliced eye is stated to be formed by punching technology.
8. the porous metal material as described in any one of claim 2 to 6, which is characterized in that first plug connector and
Two plug connectors are arranged in a tubular form.
9. porous metal material a method as claimed in any one of claims 1-8 in aerospace, high-speed rail, automobile energy-absorbing equipment, ship, build
Build acoustic equipment, the application in heat-insulated, electromagnetic shielding equipment and precision machine tool and instrumentation field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610940403.3A CN107035958B (en) | 2016-10-24 | 2016-10-24 | Porous metal material and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610940403.3A CN107035958B (en) | 2016-10-24 | 2016-10-24 | Porous metal material and its application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107035958A CN107035958A (en) | 2017-08-11 |
| CN107035958B true CN107035958B (en) | 2019-05-07 |
Family
ID=59532888
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610940403.3A Active CN107035958B (en) | 2016-10-24 | 2016-10-24 | Porous metal material and its application |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5935698A (en) * | 1996-05-31 | 1999-08-10 | The Boeing Company | Composites joined with precured, Z-pinned strips |
| DE102006031696A1 (en) * | 2006-07-08 | 2008-01-10 | Bohmann, Dirk, Dr.-Ing. | Spacer used in hump plates for adjusting the adhesive thickness comprises point-like or linear humps inserted into outer surfaces in a first molded component |
| CN101835548A (en) * | 2007-09-11 | 2010-09-15 | 奥托库姆普联合股份公司 | Panel structure |
| CN104129110A (en) * | 2014-07-29 | 2014-11-05 | 西安交通大学 | Metal corrugated plate with wide span and thick panel and preparation method thereof |
| CN105150625A (en) * | 2015-09-09 | 2015-12-16 | 西安理工大学 | Lightweight composite lattice laminboard and preparation method thereof |
-
2016
- 2016-10-24 CN CN201610940403.3A patent/CN107035958B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5935698A (en) * | 1996-05-31 | 1999-08-10 | The Boeing Company | Composites joined with precured, Z-pinned strips |
| DE102006031696A1 (en) * | 2006-07-08 | 2008-01-10 | Bohmann, Dirk, Dr.-Ing. | Spacer used in hump plates for adjusting the adhesive thickness comprises point-like or linear humps inserted into outer surfaces in a first molded component |
| CN101835548A (en) * | 2007-09-11 | 2010-09-15 | 奥托库姆普联合股份公司 | Panel structure |
| CN104129110A (en) * | 2014-07-29 | 2014-11-05 | 西安交通大学 | Metal corrugated plate with wide span and thick panel and preparation method thereof |
| CN105150625A (en) * | 2015-09-09 | 2015-12-16 | 西安理工大学 | Lightweight composite lattice laminboard and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN107035958A (en) | 2017-08-11 |
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